diff options
Diffstat (limited to 'drivers/pci/quirks.c')
| -rw-r--r-- | drivers/pci/quirks.c | 38 |
1 files changed, 15 insertions, 23 deletions
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index fc734014206f..8bf0ad91432a 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -1,15 +1,15 @@ // SPDX-License-Identifier: GPL-2.0 /* - * This file contains work-arounds for many known PCI hardware - * bugs. Devices present only on certain architectures (host - * bridges et cetera) should be handled in arch-specific code. + * This file contains work-arounds for many known PCI hardware bugs. + * Devices present only on certain architectures (host bridges et cetera) + * should be handled in arch-specific code. * - * Note: any quirks for hotpluggable devices must _NOT_ be declared __init. + * Note: any quirks for hotpluggable devices must _NOT_ be declared __init. * - * Copyright (c) 1999 Martin Mares <mj@ucw.cz> + * Copyright (c) 1999 Martin Mares <mj@ucw.cz> * - * Init/reset quirks for USB host controllers should be in the - * USB quirks file, where their drivers can access reuse it. + * Init/reset quirks for USB host controllers should be in the USB quirks + * file, where their drivers can use them. */ #include <linux/types.h> @@ -3104,16 +3104,10 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x0e0d, quirk_intel_ntb); static ktime_t fixup_debug_start(struct pci_dev *dev, void (*fn)(struct pci_dev *dev)) { - ktime_t calltime = 0; + if (initcall_debug) + pci_info(dev, "calling %pF @ %i\n", fn, task_pid_nr(current)); - pci_dbg(dev, "calling %pF\n", fn); - if (initcall_debug) { - pr_debug("calling %pF @ %i for %s\n", - fn, task_pid_nr(current), dev_name(&dev->dev)); - calltime = ktime_get(); - } - - return calltime; + return ktime_get(); } static void fixup_debug_report(struct pci_dev *dev, ktime_t calltime, @@ -3122,13 +3116,11 @@ static void fixup_debug_report(struct pci_dev *dev, ktime_t calltime, ktime_t delta, rettime; unsigned long long duration; - if (initcall_debug) { - rettime = ktime_get(); - delta = ktime_sub(rettime, calltime); - duration = (unsigned long long) ktime_to_ns(delta) >> 10; - pr_debug("pci fixup %pF returned after %lld usecs for %s\n", - fn, duration, dev_name(&dev->dev)); - } + rettime = ktime_get(); + delta = ktime_sub(rettime, calltime); + duration = (unsigned long long) ktime_to_ns(delta) >> 10; + if (initcall_debug || duration > 10000) + pci_info(dev, "%pF took %lld usecs\n", fn, duration); } /* |